Upgrade to Gradle 8.11

[JohnNiang]

What type of PR is this?

/kind cleanup
/area core

What this PR does / why we need it:

This PR upgrades to Gradle 8.11 because Spring Boot 3.4.0 is using that version.

Does this PR introduce a user-facing change?

升级至 Gradle 8.11

[sonarcloud]

Quality Gate passed

Issues
0 New issues
0 Accepted issues

Measures
0 Security Hotspots
0.0% Coverage on New Code
0.0% Duplication on New Code

See analysis details on SonarQube Cloud

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 57.26%. Comparing base (eff73dc) to head (44c275f).
Report is 56 commits behind head on main.

Additional details and impacted files

@@             Coverage Diff              @@
##               main    #7062      +/-   ##
============================================
+ Coverage     56.99%   57.26%   +0.26%     
- Complexity     3999     4010      +11     
============================================
  Files           714      712       -2     
  Lines         24110    24144      +34     
  Branches       1585     1592       +7     
============================================
+ Hits          13742    13826      +84     
+ Misses         9756     9704      -52     
- Partials        612      614       +2     

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• Flaky Tests Detection - Detect and resolve failed and flaky tests

[ruibaby]

/lgtm

[f2c-ci-robot]

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